tree:   https://github.com/AsahiLinux/linux sven/20210829
head:   6db7d21b57b368ce4c62e201bded63d43b5940f9
commit: 6db7d21b57b368ce4c62e201bded63d43b5940f9 [13/13] WIP: phy: apple: Add Apple PHY driver
config: arm64-randconfig-r022-20210830 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/AsahiLinux/linux/commit/6db7d21b57b368ce4c62e201bded63d43b5940f9
        git remote add asahilinux https://github.com/AsahiLinux/linux
        git fetch --no-tags asahilinux sven/20210829
        git checkout 6db7d21b57b368ce4c62e201bded63d43b5940f9
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   aarch64-linux-ld: Unexpected GOT/PLT entries detected!
   aarch64-linux-ld: Unexpected run-time procedure linkages detected!
   aarch64-linux-ld: drivers/phy/phy-apple.o: in function `apple_phy_remove':
>> phy-apple.c:(.text+0x28): undefined reference to `usb_remove_phy'
   aarch64-linux-ld: drivers/phy/phy-apple.o: in function `apple_phy_probe':
>> phy-apple.c:(.text+0x180): undefined reference to `usb_add_phy_dev'
   aarch64-linux-ld: drivers/power/supply/wm831x_power.o: in function `wm831x_power_probe':
>> wm831x_power.c:(.text+0xc0c): undefined reference to `devm_usb_get_phy_by_phandle'
   aarch64-linux-ld: drivers/power/supply/rt9455_charger.o: in function `rt9455_probe':
   rt9455_charger.c:(.text+0x1114): undefined reference to `devm_usb_get_phy'
   aarch64-linux-ld: drivers/power/supply/bq25890_charger.o: in function `bq25890_probe':
   bq25890_charger.c:(.text+0xba8): undefined reference to `devm_usb_get_phy'
   aarch64-linux-ld: drivers/power/supply/bq256xx_charger.o: in function `bq256xx_probe':
   bq256xx_charger.c:(.text+0x14e4): undefined reference to `devm_usb_get_phy'
>> aarch64-linux-ld: bq256xx_charger.c:(.text+0x156c): undefined reference to `devm_usb_get_phy'

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for USB_PHY
   Depends on USB_SUPPORT
   Selected by
   - PHY_APPLE && ARCH_APPLE && (ARM64 || COMPILE_TEST

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org